Consolidated Statements of Operations (USD $) In Thousands, except Per Share data	3 Months Ended		6 Months Ended
	Jun. 30, 2011	Jun. 30, 2010	Jun. 30, 2011	Jun. 30, 2010
Revenue:
Subscription	$ 41,465	$ 23,957	$ 80,245	$ 48,438
Professional services	776	820	1,477	1,468
Total revenue	42,241	24,777	81,722	49,906
Cost of revenue (excluding depreciation and amortization shown separately below):
Subscription	17,287	9,652	34,616	19,686
Professional services	349	485	726	963
Total cost of revenue	17,636	10,137	35,342	20,649
Gross profit	24,605	14,640	46,380	29,257
Operating expenses:
Sales and marketing	10,669	5,185	21,110	10,731
Research and development	3,389	2,225	6,938	4,496
General and administrative	6,256	5,572	12,702	9,347
Restructuring charges (credits)	149	(6)	245	54
Depreciation and amortization	4,696	3,313	9,517	6,593
Total operating expenses	25,159	16,289	50,512	31,221
Loss from operations	(554)	(1,649)	(4,132)	(1,964)
Interest (expense) income, net	(1,529)	58	(3,113)	98
Loss before income taxes from continuing operations	(2,083)	(1,591)	(7,245)	(1,866)
Income tax benefit (expense)	111	(217)	(462)	(687)
Net loss from continuing operations	(1,972)	(1,808)	(7,707)	(2,553)
Discontinued operations:
Loss from discontinued operations, net of tax				(9)
Gain on sale of discontinued operations, net of tax	125	125	250	125
Income from discontinued operations	125	125	250	116
Net loss	$ (1,847)	$ (1,683)	$ (7,457)	$ (2,437)
Basic earnings per share:
Loss from continuing operations per common share	$ (0.07)	$ (0.07)	$ (0.28)	$ (0.10)
Income from discontinued operations per common share			$ 0.01
Net loss per common share	$ (0.07)	$ (0.07)	$ (0.27)	$ (0.10)
Diluted earnings per share:
Loss from continuing operations per common share	$ (0.07)	$ (0.07)	$ (0.28)	$ (0.10)
Income from discontinued operations per common share			$ 0.01
Net loss per common share	$ (0.07)	$ (0.07)	$ (0.27)	$ (0.10)
Basic weighted average common shares outstanding	27,589	25,457	27,106	25,433
Diluted weighted average common shares outstanding	27,589	25,457	27,106	25,433